Home / 16,997.70-25,496.37-5,311.02

Finding the Fourth Proportional to 16,997.70, 25,496.37 and 5,311.02

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Solution

The fourth proportional to 16,997.70, 25,496.37 and 5,311.02 is: 7,966.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,997.70 : 25,496.37 = 5,311.02 : x
  2. Step 2: Convert to fraction form
    16,997.70/25,496.37 = 5,311.02/x
  3. Step 3: Cross multiply
    16,997.70x = 25,496.37 × 5,311.02
  4. Step 4: Simplify right side
    16,997.70x = 135,411,731.00
  5. Step 5: Solve for x
    x = 135,411,731.00/16,997.70
  6. Step 6: Final answer
    x = 7,966.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.